C. ZIEGLER 1956 JOWANNA AREA POINT ISABEL, CONTRA COSTA CO., CALIF. (CONT.) BY TIME I HAD CLEARED SO MUCH DIRT AWAY FROM TOP OF CROVICE SNAKE HOLE DISAPPEARED. 3 FT ABOVE HIGH DUG OUT BURROW ON DIKE N OF NW 1/4 OF ROAD GRASS (ESP. BEEDING HORSES) SEES. UP TO 6 IN LONG DRAGOW IN DUNGHILL A FOOT DOWN & 20 IN FROM ENTRANCE FOUND CRABS YEST - OF FINE GRASS OR RICE MAYBE YOUNG SHOOTS OF GRASS FOUND IN HOLE. NEXT CUP SHAPED PILLING 1/2 AT 5 INCH OIA. HOLE. NO DROPPINGS IN NEST OR TOP VIEW INNER! SOME OF CRABS IN DIRT UTILIZED IN THESE PASSAGEWAYS ALSO BUT RUN SIDE OF DYKE TOP OF DYKE SIDE VIEW CRABS PROOFED OVER WITH SEVERAL INCHES OF DIRT ABOVE. FOUND A DEAD DOWITCHER ON 2, NOT HIGH & RICHENTLY 5 FEET